434001023 has 4 divisors (see below), whose sum is σ = 448001088. Its totient is φ = 420000960.

The previous prime is 434001019. The next prime is 434001077. The reversal of 434001023 is 320100434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 434001023 - 2² = 434001019 is a prime.

434001023 is a modest number, since divided by 1023 gives 434 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 434000992 and 434001010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434001013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6999986 + ... + 7000047.

It is an arithmetic number, because the mean of its divisors is an integer number (112000272).

Almost surely, 2^434001023 is an apocalyptic number.

434001023 is a deficient number, since it is larger than the sum of its proper divisors (14000065).

434001023 is a wasteful number, since it uses less digits than its factorization.

434001023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14000064.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 434001023 is about 20832.6912087709. The cubic root of 434001023 is about 757.1180226966.

Adding to 434001023 its reverse (320100434), we get a palindrome (754101457).

The spelling of 434001023 in words is "four hundred thirty-four million, one thousand, twenty-three".